Re: libpari precision handling changes

Bill Allombert <[email protected]>
Newsgroups gmane.comp.mathematics.pari.devel
Message-ID <ZXzWdHrFDrlH6mP2@seventeen>
On Thu, Dec 14, 2023 at 05:48:57PM -0800, Ilya Zakharevich wrote:
> On Sun, Dec 03, 2023 at 09:52:55PM +0100, Bill Allombert wrote:
> > Dear PARI developers,
> > 
> > I committed a change to the way the precision is manipulated in the 
> > C library.
> > 
> > Now the precision is a multiple of BITS_IN_LONG.
> 
> This is a major backwards-incompatible change.  Should not it better
> be handled by introducing new names for macros and functions?  

It has been documented since 2013 than one should not assume that 
realprec==lg. 

Anyway, I am available to fix any code that is affected.
It is just a matter of using realprec, prec2nbits and nbits2prec properly.

Cheers,
Bill
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